Tiny pic of the Orlitronic version:
Tiger Space Invaders (1982, LCD, Watch batteries, Model# 7-803)
Based on Taito's Space Invaders arcade game. Tiger also made Space Invaders with a Calculator and Space Invaders with a large format LCD.
Games in this series (5 found so far): Jawbreaker, King Kong, Monster Maze, Space Invaders, Star Castle.
Tiny pic of the Orlitronic version:
Do I have this? Yes, boxed (bad LCD as seen in the top pic).